00321nam a2200121Ia 45000030006000000080041000060400015000471000040000622450046001022600022001485460012001700050017001820STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aChapman stephen, R; Carter Lark, P.  aCrop production: Principles and practices  bW.H.Freemanc1976  aEnglish20220125170343.0